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Tag Archives | hippocampus

Conditioned Fear Extinction

Since there are competing views and observations for conditioned fear response, researchers have turned to the cellular level to release the specific brain mechanism of extinction. In particular these are brain structures of the amygdala, hippocampus, prefrontal cortex and specific neurotransmitter systems (e.g. GABA). A recent study by Amano, Unai, and Pare found extinction is […]

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Relationship of Amygdala to Fear and Pain

Amygdala is the name of a collection of nuclei found in the anterior portion of the temporal lobe. It receives projections from the frontal cortex, association cortex, temporal lobe, olfactory system and other parts of the limbic system. It sends afferants to frontal, prefrontal cortex, orbitofrontal cortex, hypothalamus, hippocampus and brainstem nuclei. The amygdala when […]

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